Are statins effective for primary prevention in people with low cardiovascular risk?

statinsThis article was published in Medical Observer.

The article is also available on the Medical Observer website (may need registration).

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Common medical myths! And evidence-based health care…

Advertisement flyerPresentation titled “Common medical myths!  And evidence-based health care” delivered at the Wolper Jewish Hospital, Wellbeing Program.

This was held at Cinema 9, Event Cinemas, Westfields, Bondi Junction, on 6 November 2013 at 1930.

The Powerpoint of the presentation can be downloaded by clicking here.

A transcript can be provided on request.

Comment: Viewing Catalyst’s cholesterol programs through the sceptometer

This was a comment to the online article, “Viewing Catalyst’s cholesterol programs through the sceptometer“, written by Dr Justin Coleman, published on The Conversation on 4 November 2013.  This was an interesting perspective offered by a clinical general practitioner following the rather problematic Catalyst program on cholesterol and statins.

Great article Justin!

I agree with most of your points, but as per Prof Clifton’s comment, the accumulated evidence has moved on somewhat from the meta-analysis from 2010. Newer systematic reviews and meta-analyses on the question of the effectiveness of statins in primary prevention have generally found some mortality and cardiovascular benefit. For instance, in a short piece for Medical Observer published last Friday, I looked at a meta-analysis from 2011 specifically in patients at low absolute CVD risk: https://vitualis.com/?p=505 Effectively, the magnitude of the effect is about the same as that found in the Ray et al. (2010) meta-analysis, but with narrower confidence intervals that no longer includes no-effect. Prof Clifton already quotes the 2013 update of the Cochrane systematic review which demonstrates a similar result. Continue reading

Health Check: should we aim for daily bowel movements?

This article was original published in The Conversation.

Health Check: should we aim for daily bowel movements?

By Michael Tam

When I was in my teens, I watched the comedy Crazy People, starring Dudley Moore and Daryl Hannah. Moore plays a burnt-out advertising executive who creates (hilarious) “honest” ads. One of the ads is for the fibre supplement Metamucil which claims:

It helps you go to the toilet. If you don’t use it, you’ll get cancer and die.

Don’t worry, constipation doesn’t cause bowel cancer.

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Why don’t we detect at-risk drinkers? A qualitative study of GP beliefs and attitudes

This presentation was presented at the 2013 RACGP GP13 Convention in Darwin, 17-19 October 2013.

Authors:

  • Michael Tam
  • Nicholas Zwar
  • Roslyn Markham

YouTube video presentation:

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The Explainer – from Déjà Vu to Why the Sky Is Blue, and Other Conundrums

The ExplainerThree of my articles have been included in this new book released by CSIRO Publishing.

  • Take an aspirin a day after you turn 50. p. 115
  • Cranberry juice prevents bladder infections. p. 132
  • Vitamin C prevents colds. p. 220

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